Freezing rain hit Oklahoma on Friday at the start of what forecasters say could be a brutal ice storm. 冻雨袭击俄克拉荷马周五上午开始就预报说什么可以粗暴冰风暴。
The thick and steady inversion layer in the mid tropospheric and low-layer cold layer were the direct cause of large-scale frozen rain. 深厚而稳定的对流层中层逆温层和低层冷层的存在是大范围冻雨出现的直接原因。